Finding the Fourth Proportional to 331,353.30, 497,029.95 and 294,611.70
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Solution
The fourth proportional to 331,353.30, 497,029.95 and 294,611.70 is: 441,917.55
Step by Step Solution
- Step 1: Write the proportion equation
331,353.30 : 497,029.95 = 294,611.70 : x - Step 2: Convert to fraction form
331,353.30/497,029.95 = 294,611.70/x - Step 3: Cross multiply
331,353.30x = 497,029.95 × 294,611.70 - Step 4: Simplify right side
331,353.30x = 146,430,838,520.42 - Step 5: Solve for x
x = 146,430,838,520.42/331,353.30 - Step 6: Final answer
x = 441,917.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.